440602002 has 24 divisors (see below), whose sum is σ = 968086080. Its totient is φ = 144798360.

The previous prime is 440601991. The next prime is 440602003. The reversal of 440602002 is 200206044.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (440602003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171102 + ... + 173657.

It is an arithmetic number, because the mean of its divisors is an integer number (40336920).

Almost surely, 2^440602002 is an apocalyptic number.

440602002 is an abundant number, since it is smaller than the sum of its proper divisors (527484078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440602002 is a wasteful number, since it uses less digits than its factorization.

440602002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344838 (or 344835 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 440602002 is about 20990.5217181470. The cubic root of 440602002 is about 760.9372105884.

Adding to 440602002 its reverse (200206044), we get a palindrome (640808046).

The spelling of 440602002 in words is "four hundred forty million, six hundred two thousand, two".